gdlcx 发表于 2009-11-2 08:33:09

【荐】最好的图形计算器软件SpaceTime

http://www.spacetime.us/

SpaceTime 4.0. Scientific computing in the palm of your hand.

SpaceTime is the most powerful cross-platform mathematics software ever developed for computers and mobile devices. With real-time graphing and MobileCAS® for computer algebra and calculus, SpaceTime is a revolution in mobile scientific computing.

Graph 2D, 3D and 4D function, parametric, polar, vector fields, implicit, contour, and fractal plots with the tap of a stylus or click of a mouse!Move, zoom, rotate and trace graphs in real-time!
MobileCAS®, is first and only computer algebra system ever developed that supports computers, Pocket PCs, the iPhone and iPod Touch.From basic calculations to college calculus see your results rendered with our powerful typesetting engine.
Browse over 200 functions in our online manual.

Write **s in our programming language that supports loops, recursion and a compiler for faster execution. Use your **s like built-in functions!

gdlcx 发表于 2009-11-2 08:39:03

为什么不能显示 s c r i p t s？
显示为**s


答：关键词过滤，防止滥用html（以前弄的）

gdlcx 发表于 2009-11-5 19:46:37

这么好的软件怎么没有人用

疯不狂 发表于 2009-11-5 20:38:43

有时限~~~

gdlcx 发表于 2009-11-5 21:26:46

iPhone和谐版
http://www.kuruan.net/soft/dushuxuexi/2009-07-22/929.html

gdlcx 发表于 2009-11-5 21:28:33

PPC版
http://bbs.pda fans.com/thread-538375-1-1.html

gdlcx 发表于 2009-11-5 21:31:03

怎么搞的，又被屏蔽了

gdlcx 发表于 2009-11-5 21:31:50

http://www.google.cn/search?client=aff-cs-360se&forid=1&ie=utf-8&oe=UTF-8&q=spacetime+4%2E0+PPC
第三条

aprillius 发表于 2009-12-12 20:38:40

PPC版和iPod Touch版的都用过了，也就是图形功能比较强，其它方面不如专业的图形计算器

之前有人还称之为半个Matlab , 囧

bruce55 发表于 2009-12-13 12:06:47

CAS系统没有专业数学软件全面，ｓｃｒｉｐｔｓ也相当鸡肋。。

bruce55 发表于 2009-12-13 12:07:48

有空自个儿试试看，factor(a^2-b^2)是算不出来滴，而且还不支持高精度

疯不狂 发表于 2009-12-13 12:32:34

不就是(a+b)*(a-b)啊！classpad轻松解决

yzhang37 发表于 2009-12-13 13:00:31

是啊
http://img1.5d6d.net/200912/13/9696253_1260680413vh1i.jpg
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